
* The adaptor (screw tip plate) is replaceable
| Item No. | Size | Maximum opening | L | l | H | h | B | Weight (g) | Remarks | 
| BC 25 | 25 | 26.5 | 78 | 80 | 60 | 26 | 12 | 200 | 
 | 
| BC 38 | 38 | 40.0 | 99 | 98 | 69 | 31 | 12 | 300 | 
 | 
| BC 50 | 50 | 52.0 | 118 | 118 | 78 | 36 | 14 | 450 | 
 | 
| BC 75 | 75 | 77.5 | 157 | 152 | 96 | 46 | 17 | 800 | 
 | 
| BC 100 | 100 | 103.0 | 197 | 190 | 114 | 56 | 17 | 1300 | 
 | 
| BC 125 | 125 | 128.5 | 237 | 225 | 131 | 66 | 19 | 1700 | 
 | 
| BC 150 | 150 | 154.0 | 276 | 262 | 149 | 76 | 22 | 2800 | 
 | 
| BC 200 | 200 | 205.0 | 346 | 324 | 174 | 92 | 22 | 4200 | 
 | 
| BC 250 | 250 | 255.5 | 415 | 386 | 204 | 108 | 27 | 7000 | 
 | 
| BC 300 | 300 | 306.5 | 485 | 451 | 230 | 124 | 27 | 9000 | 
 |